/* USER CODE BEGIN Header */
/**
  ******************************************************************************
  * @file           : main.c
  * @brief          : Main program body
  ******************************************************************************
  * @attention
  *
  * Copyright (c) 2025 STMicroelectronics.
  * All rights reserved.
  *
  * This software is licensed under terms that can be found in the LICENSE file
  * in the root directory of this software component.
  * If no LICENSE file comes with this software, it is provided AS-IS.
  *
  ******************************************************************************
  */
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "tim.h"
#include "usart.h"
#include "gpio.h"

/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
#include "lcd.h"
#include "string.h"
#include "stdio.h"
/* USER CODE END Includes */

/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN PTD */
uint16_t usled=0xff,key_val,key_up,key_down,key_old,PA1_duty,us_time,OUT_flag=0;
char buf[25];
uint16_t B1_password=0,B2_password=0,B3_password=0,password_flag=0,key_1=0,key_2=0,key_3=0;
/* USER CODE END PTD */

/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */

/* USER CODE END PD */

/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN PM */

/* USER CODE END PM */

/* Private variables ---------------------------------------------------------*/

/* USER CODE BEGIN PV */
void Toggle(uint16_t usled){
		HAL_GPIO_WritePin(GPIOD,GPIO_PIN_2,GPIO_PIN_SET);
		HAL_GPIO_WritePin(GPIOC,usled<<8,GPIO_PIN_SET);
		HAL_GPIO_WritePin(GPIOD,GPIO_PIN_2,GPIO_PIN_RESET);
}
uint16_t key_scan(void){
	uint16_t key_val;
	if(HAL_GPIO_ReadPin(GPIOB,GPIO_PIN_0)==GPIO_PIN_RESET) key_val=1;
	if(HAL_GPIO_ReadPin(GPIOB,GPIO_PIN_1)==GPIO_PIN_RESET) key_val=2;
	if(HAL_GPIO_ReadPin(GPIOB,GPIO_PIN_2)==GPIO_PIN_RESET) key_val=3;
	if(HAL_GPIO_ReadPin(GPIOA,GPIO_PIN_0)==GPIO_PIN_RESET) key_val=4;
	return key_val;
}


void Lcd_test(void){
	LCD_SetBackColor(Black);
	LCD_SetTextColor(White);
	
	
	
	TIM2->CCR2=PA1_duty;
	sprintf(buf,"          duty:%d        ",PA1_duty);
	LCD_DisplayStringLine(Line2,(uint8_t*)buf);
	sprintf(buf,"          fre:%d        ",TIM2->PSC);
	LCD_DisplayStringLine(Line3,(uint8_t*)buf);
		sprintf(buf,"          flag:%d        ",OUT_flag);
	LCD_DisplayStringLine(Line4,(uint8_t*)buf);
		sprintf(buf,"          tiem:%d        ",us_time);
	LCD_DisplayStringLine(Line5,(uint8_t*)buf);
	
	
	
		if(OUT_flag==1){
		us_time=0;
	while(us_time<5000  ){
		TIM2->PSC=399;
		PA1_duty=10;
		TIM2->CCR2=PA1_duty;
		OUT_flag=1;
	 		usled=0xfe;
			Toggle(usled);
		}
		 OUT_flag=0;
	}

	
	
	if(OUT_flag ==0){
	PA1_duty=50;
	TIM2->PSC=799;
	}
	
}

void Lcd_PSD(void){
LCD_SetBackColor(Black);
	LCD_SetTextColor(White);
	sprintf(buf,"       PSD          ");
	LCD_DisplayStringLine(Line1,(uint8_t*)buf);
	if(key_1==0){
	sprintf(buf,"    B1:@          ");
	LCD_DisplayStringLine(Line3,(uint8_t*)buf);
	}
	else {
	sprintf(buf,"    B1:%d          ",B1_password);
	LCD_DisplayStringLine(Line3,(uint8_t*)buf);
	}
	if(key_2==0){
			sprintf(buf,"    B2:@          ");
	LCD_DisplayStringLine(Line4,(uint8_t*)buf);
	}
	else {
	sprintf(buf,"    B2:%d          ",B2_password);
	LCD_DisplayStringLine(Line4,(uint8_t*)buf);
	}
	if(key_3==0){
	sprintf(buf,"    B3:@          ");
	LCD_DisplayStringLine(Line5,(uint8_t*)buf);
	}
	else{
	sprintf(buf,"    B3:%d          ",B3_password);
	LCD_DisplayStringLine(Line5,(uint8_t*)buf);
	}
		
	

	
}

void key_proc(void){
	key_val=key_scan();
	key_down=key_val&(key_val ^ key_old);
	key_up=~key_val & (key_val ^ key_old);
	key_old=key_val;
	if(key_down==1){
	
  	if(B1_password++==10) B1_password=0;
		if(key_1==0) B1_password--;
 		key_1=1;
	}
	if(key_down==2){
	if(B2_password++==10) B2_password=0;
		if(key_2==0) B2_password--;
 		key_2=1;
	}
	if(key_down==3){
	//OUT_flag=1;
	if(B3_password++==10) B3_password=0;
		if(key_3==0) B3_password--;
 		key_3=1;
		
	
	}
}

void judge(void){
	Lcd_PSD();


}
/* USER CODE END PV */

/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
/* USER CODE BEGIN PFP */

/* USER CODE END PFP */

/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */

/* USER CODE END 0 */

/**
  * @brief  The application entry point.
  * @retval int
  */
int main(void)
{

  /* USER CODE BEGIN 1 */

  /* USER CODE END 1 */

  /* MCU Configuration--------------------------------------------------------*/

  /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
  HAL_Init();

  /* USER CODE BEGIN Init */

  /* USER CODE END Init */

  /* Configure the system clock */
  SystemClock_Config();

  /* USER CODE BEGIN SysInit */

  /* USER CODE END SysInit */

  /* Initialize all configured peripherals */
  MX_GPIO_Init();
  MX_TIM2_Init();
  MX_USART1_UART_Init();
  MX_TIM7_Init();
  /* USER CODE BEGIN 2 */
LCD_Init();
HAL_TIM_PWM_Start(&htim2,TIM_CHANNEL_2);
HAL_TIM_Base_Start_IT(&htim7);

LCD_Clear(Black);
 Toggle(usled);
  /* USER CODE END 2 */

  /* Infinite loop */
  /* USER CODE BEGIN WHILE */
  while (1)
  {
    /* USER CODE END WHILE */

    /* USER CODE BEGIN 3 */
		//Lcd_test();
		judge();
		key_proc();
//		sprintf(buf,"    hello world\r\n  ");
//		 HAL_UART_Transmit(&huart1,(uint8_t*)buf,strlen(buf),10);
  }
  /* USER CODE END 3 */
}

/**
  * @brief System Clock Configuration
  * @retval None
  */
void SystemClock_Config(void)
{
  RCC_OscInitTypeDef RCC_OscInitStruct = {0};
  RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};

  /** Configure the main internal regulator output voltage
  */
  HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1);

  /** Initializes the RCC Oscillators according to the specified parameters
  * in the RCC_OscInitTypeDef structure.
  */
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
  RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  RCC_OscInitStruct.PLL.PLLM = RCC_PLLM_DIV3;
  RCC_OscInitStruct.PLL.PLLN = 20;
  RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
  RCC_OscInitStruct.PLL.PLLQ = RCC_PLLQ_DIV2;
  RCC_OscInitStruct.PLL.PLLR = RCC_PLLR_DIV2;
  if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  {
    Error_Handler();
  }

  /** Initializes the CPU, AHB and APB buses clocks
  */
  RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
                              |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;

  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
  {
    Error_Handler();
  }
}

/* USER CODE BEGIN 4 */
void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim){
 uint16_t flag_1=0;
	//us_time=0;
	uint16_t count=0;
if(htim->Instance==TIM7){
		
	
//	if(OUT_flag==1){
	
//	while(++count<5000 ){


//	
// 	TIM2->PSC=399;
//		PA1_duty=10;
//	TIM2->CCR2=PA1_duty;
//	
//			usled=0xfe;
//			Toggle(usled);
//	if(count>5000) {OUT_flag=0;break;}
//	}
//}
	



	HAL_TIM_Base_Start_IT(&htim7);
	
}

}



/* USER CODE END 4 */

/**
  * @brief  This function is executed in case of error occurrence.
  * @retval None
  */
void Error_Handler(void)
{
  /* USER CODE BEGIN Error_Handler_Debug */
  /* User can add his own implementation to report the HAL error return state */
  __disable_irq();
  while (1)
  {
  }
  /* USER CODE END Error_Handler_Debug */
}

#ifdef  USE_FULL_ASSERT
/**
  * @brief  Reports the name of the source file and the source line number
  *         where the assert_param error has occurred.
  * @param  file: pointer to the source file name
  * @param  line: assert_param error line source number
  * @retval None
  */
void assert_failed(uint8_t *file, uint32_t line)
{
  /* USER CODE BEGIN 6 */
  /* User can add his own implementation to report the file name and line number,
     ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  /* USER CODE END 6 */
}
#endif /* USE_FULL_ASSERT */
